/* 
*/ 

#include <iostream>
#include <string>
using namespace std;

string s1 = "hello";  // s1 has global scope

int main()
{
	string s2 = "world"; // s2 has local scope

	// uses global s1; prints ``hello world''
	cout << s1 << " " << s2 << endl;   

	int s1 = 42; // s1 is local and hides global s1

	// uses local s1; prints ``42 world''
	cout << s1 << " " <<  s2 << endl;  

	return 0;
}
